Publications by authors named "Larchet M"

Although systematic vitamin D supplementation in adolescents remains debated, rickets is nevertheless a well recognized pathology in this age group. Adolescence is an at-risk period because of rapid growth, insufficient calcium intake and/or vitamin D status. Surveys have shown that calcium intake is insufficient (< 1000 mg a day) in 45% of boys and 71% of girls and that vitamin D status is deficient (25-OH-D < 10 ng/ml).

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Background: Familial defective apolipoprotein B-100, a dominantly inherited form of hypercholesterolemia caused by a single Arg3500Gln mutation, is silent in childhood but may confer a high risk of cardiovascular disease in adulthood. The objective was to determine the prevalence of familial defective apolipoprotein B-100 in hypercholesterolemic French children and to provide a basis for targeting screening efforts in this population.

Methods: One hundred ninety children attending 13 pediatric clinics distributed throughout France were included based on the presence of type IIa hypercholesterolemia with a plasma low-density lipoprotein-cholesterol level of more than 130 mg/dL.

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Objective: The study was carried out by the GFHGNP to determine the annual incidence of symptomatic celiac disease in children.

Patients And Methods: The diagnostic criteria were: symptomatic patients diagnosed under 15 years of age during 1996, villous atrophy and positivity of antigliadin and/or other antibodies. Cases were collected from referral centers, general hospital pediatric departments and private pediatricians with endoscopic practice.

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Our aim was to collect a large number of cases to characterize clinical presentation, outcome, and prognosis of chronic intestinal pseusoobstruction in children. We conducted a retrospective multicenter study that included children treated for chronic intestinal pseusoobstruction defined as recurrent episodes of intestinal obstruction with no mechanical obstruction, excluding Hirschsprung's disease. In all, 105 children, 57 boys and 48 girls, were studied, including five familial forms.

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Background: Congenital dislocation of the hip varies greatly in incidence among different regions. This work is aimed at comparing results of clinical investigation and ultrasonography of the hip in Languedoc-Roussillon and Brittany.

Population And Methods: Two thousand eight hundred and twelve and 2,809 neonates admitted to Nîmes and Vannes hospitals respectively, were enrolled in a prospective study.

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Hypercalciuria and bone disease are frequently associated with total parenteral nutrition (TPN) in children and adults. The aim of this study was to assess the influence of calcium, phosphorus, and vitamin D intakes on hypercalciuria. We observed seven children aged 4-13 years receiving home cyclic TPN for 4 consecutive years.

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Eight children on long-term, total parenteral nutrition (TPN) were found to have elevated aluminium (Al) levels in plasma (51 +/- 11 microg 1/1), urine (223 +/- 78 microg 24 h) and bone. The load of Al in TPN solution was 232 +/- 89 microg/day, and, among the different parenteral solution components high Al concentrations were found in amino-acids, calcium gluconate, potassium lactate, and trace elements, representing respectively 40%, 30%, 15%, and 10% of the total Al intakes. The authors conclude that children receiving long-term TPN have excessive Al intakes and are exposed to Al toxicity.

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We report the results of a prospective study of catheter-related sepsis (CRS) in 154 gastroenterology paediatric patients treated for medical (n = 102) or surgical (n = 52) disorders. Over 2 years, 185 central venous catheters (CVC) were placed, including 155 Broviac and 30 Jonathan Shaw CVC. CVC remained in place 13,331 days (6,539 days of cyclic parenteral nutrition), with a mean catheter life of 72 days.

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A case of intestinal pseudo-obstruction in a 4 1/2 year-old boy is reported. All etiologic investigations remained negative. Management successively required continuous enteral feeding, ileostomy then total parental nutrition.

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Ultrasound was established as a remarkable means of recognizing dysplasia of hips or dislocations in the neonatal period following the work of R. Graf and later in France of H. Gomes and J.

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In order to specify the factors responsible for the hepatic changes occurring during total parenteral nutrition (TPN) and to propose a preventive treatment, 30 infants treated for severe protracted diarrhea were prospectively distributed into 4 groups: I (n = 10): controls; II (n = 7): oral administration of human milk since the 15th day of TPN; III (n = 5): oral metronidazole since the 15th day; IV (n = 8): parenteral antibiotic therapy for septicemia since the 1st day. Contrary to group IV, the first 3 groups were randomly constituted on the 15th day. Liver function tests, bile and serum biliary acids, duodenal flora, hepato-biliary ultrasonography and, in 12 cases, liver histology were sequentially studied.

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We report for the first time a case of Crohn's enteritis associated with a chronic tubulo-interstitial nephritis in an adolescent. The illness started insidiously in an 11 year-old boy who had suffered from failure to thrive and protracted watery diarrhea. At presentation the patient had an inflammatory bowel disease located to the left colon but no renal dysfunction.

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Pneumococcal sepsis and pneumonia in the neonate are rarely reported. They appear either as an early-onset respiratory distress with a high mortality rate or as a delayed infection. The authors describe 3 term neonates with an early respiratory distress syndrome and recall the main points of this severe foeto-maternal infection.

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We report the beneficial effects of calcium infusions in a child with hereditary resistance to 1,25(OH)2D and alopecia. This patient after transient responsiveness to vitamin D derivatives became unresponsive to all therapy despite serum 1,25(OH)2D concentrations maintained at levels approximately 100-fold normal. A 7-mo trial with calcium infusions led to correction of biochemical abnormalities and healing of rickets.

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Clinical and biochemical data of 22 children admitted from May 1982 to May 1983 were reviewed to study their values for early diagnosis of pertussis. Direct immunofluorescence for Bordetella pertussis was positive in 9 of the 12 confirmed cases and seems to be a reliable test.

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The effect of cyclic perfusion on glucose metabolism and insulin secretion was determined in 10 children under prolonged parenteral nutrition according to glycosylated hemoglobin (HbA1c) levels and C-peptide urinary excretion. Lack of glycosuria and increase in HbA1c levels (m: 4.4 +/- 0.

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Prolonged parenteral nutrition is an indispensable technique in a number of gastro-intestinal and non-gastro-intestinal indications in the field of paediatrics. The catheter should be placed in the superior vena cava either percutaneously or surgically. The maintenance of the infusion line, the dressings and the monitoring of the child should be conducted by a specialised nursing team.

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A 7 month-old infant presented suddenly in coma with left hemiplegia and hemorrhage on ophthalmoscopy. No vascular anomaly was found at surgery; however, examination of the clot showed an abnormal vessel. This case calls for a review of the diagnostic attitude in cases of spontaneous intracerebral hemorrhage in infants.

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Rapid diagnosis by immunofluorescence (IF) has enabled us to study the epidemiology of acute viral respiratory diseases in infants admitted to the CHRU at Caen between January 1980 and December 1982. 809 nasal aspiration samples were examined. Respiratory Syncytial Virus (RSV) was recovered in 36% of cases.

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